Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong chung dat snippets" » "cong hung dat snippets", "cong thuong dat snippets", "cong cong dat snippets", "cong chung bat snippets", "cong cung dat snippets", "cong dung dat snippets"
"dung java java snippets" » "dung va java snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung java java snippets") or ("cong chung dat snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("cong chung dat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( cong chung dat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("cong chung dat snippets"))) or ("locating bug core snippets"))*.